DISPOSITIF DE POMPAGE PAR GETTER NON EVAPORABLE ET PROCEDE DE MISE EN OEUVRE DE CE GETTER

摘要

The invention discloses a pumping device by non-vaporisable getter to create a very high vacuum in a chamber defined by a metal wall capable of releasing gas at its surface, characterised in that it comprises a thin layer of non-vaporisable getter coated on at least almost the whole metal wall surface defining the chamber.